Home / 268,662,846.44-402,996,526.39-74,589,395.92

Finding the Fourth Proportional to 268,662,846.44, 402,996,526.39 and 74,589,395.92

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Solution

The fourth proportional to 268,662,846.44, 402,996,526.39 and 74,589,395.92 is: 111,884,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,662,846.44 : 402,996,526.39 = 74,589,395.92 : x
  2. Step 2: Convert to fraction form
    268,662,846.44/402,996,526.39 = 74,589,395.92/x
  3. Step 3: Cross multiply
    268,662,846.44x = 402,996,526.39 × 74,589,395.92
  4. Step 4: Simplify right side
    268,662,846.44x = 30,059,267,461,288,436
  5. Step 5: Solve for x
    x = 30,059,267,461,288,436/268,662,846.44
  6. Step 6: Final answer
    x = 111,884,720.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.